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Onions, sweet, raw: Calories, Macros, 22 Vitamins & 11 Minerals (USDA Per 100g)

Known for their exceptionally mild flavor and crisp texture, sweet onions are a joy to eat raw in salads, on sandwiches, or as a refreshing addition to salsas.

Onions, sweet, raw USDA nutrition photo
USDA Standard Reference (100g) pH 6 · Alkaline-Forming (Negative PRAL) Allergen-Free (Top 9 Major Allergens) Minimum Age Guidance: 24+ Months

Per 100g reference serving, Onions, sweet, raw provides 32 kcal of energy, 0.8g protein (9% of calories), 7.55g total carbohydrates (89% of calories, including 0.9g dietary fiber and 5.02g sugars), and 0.08g total fat (2% of calories).

32Calories (kcal)
0.8gProtein (9%)
7.55gNet/Total Carbs (89%)
0.08gTotal Fat (2%)
0.9gDietary Fiber
91.2gWater Hydration
-1.6PRAL Acid Load

Vitamins Profile in Onions, sweet, raw (Per 100g)

Track how Onions, sweet, raw contributes to your daily fat-soluble (Vitamins A, D, E, K), water-soluble B-complex, Vitamin C, Choline, and carotenoid antioxidant targets in Wise Eating: AI Food Tracker.

Vitamin / BioactiveAmount per 100g% Daily Value (FDA DV)
Vitamin C (Ascorbic Acid)4.8 mg
5.3% DV
Vitamin E (Alpha-Tocopherol)0.03 mg
0.2% DV
Vitamin K (Phylloquinone)0.3 µg
0.2% DV
Vitamin B1 (Thiamin)0.041 mg
3.4% DV
Vitamin B2 (Riboflavin)0.02 mg
1.5% DV
Vitamin B3 (Niacin)0.133 mg
0.8% DV
Vitamin B5 (Pantothenic Acid)0.098 mg
2% DV
Vitamin B6 (Pyridoxine)0.13 mg
7.6% DV
Total Folate (Vitamin B9)23 µg
5.8% DV
Natural Food Folate23 µg
5.8% DV
Choline5.5 mg
1% DV
Betaine (Trimethylglycine)0.1 mg
0% DV
Beta-Carotene1 µg
0% DV
Lutein + Zeaxanthin6 µg
0.1% DV

Minerals & Electrolytes in Onions, sweet, raw (Per 100g)

Electrolyte ratios (potassium-to-sodium, calcium-to-magnesium) and trace minerals (iron, zinc, selenium, copper, manganese) determine cellular hydration, oxygen transport, and thyroid function.

Mineral / ElectrolyteAmount per 100g% Daily Value (FDA DV)
Iron (Fe)0.26 mg
1.4% DV
Calcium (Ca)20 mg
1.5% DV
Magnesium (Mg)9 mg
2.1% DV
Potassium (K)119 mg
2.5% DV
Zinc (Zn)0.13 mg
1.2% DV
Selenium (Se)0.5 µg
0.9% DV
Phosphorus (P)27 mg
2.2% DV
Copper (Cu)0.056 mg
6.2% DV
Manganese (Mn)0.076 mg
3.3% DV
Sodium (Na)8 mg
0.3% DV

Fatty Acids, Omega-3s & Sterols (Per 100g)

Lipid / Fatty AcidAmount per 100g% Reference Target
Trace / Not significant per 100g serving

Essential Amino Acids & BCAAs (Per 100g)

Amino AcidAmount per 100g% Daily Reference
Leucine (BCAA)0.025 g
0.8% DV
Isoleucine (BCAA)0.014 g
0.9% DV
Valine (BCAA)0.02 g
1.1% DV
Lysine0.033 g
1.6% DV
Methionine0.009 g
0.9% DV
Tryptophan0.009 g
2.2% DV
Phenylalanine0.024 g
1.6% DV
Threonine0.018 g
1.6% DV
Histidine0.011 g
1.4% DV
Glycine0.02 g
0.7% DV

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Frequently Asked Questions

How many calories and how much protein are in 100g of Onions, sweet, raw?

100 grams of Onions, sweet, raw contains 32 calories (kcal), 0.8g of protein, 7.55g of carbohydrates (0.9g fiber, 5.02g total sugars), and 0.08g of total fat according to the USDA Standard Reference dataset in Wise Eating.

Is Onions, sweet, raw alkaline or acid-forming (PRAL & pH)?

Onions, sweet, raw has an estimated food pH of 6 and a Potential Renal Acid Load (PRAL) score of -1.6 mEq/100g, classifying it as Alkaline-Forming (Negative PRAL).

What allergens and baby feeding age apply to Onions, sweet, raw?

Allergen tags for Onions, sweet, raw: None of the Top 9 major allergens. In Wise Eating's WHO-aligned pediatric feeding database, the minimum age guideline is 24+ months with age-appropriate preparation.

How can I log Onions, sweet, raw and track all 100+ nutrients on iPhone?

Download Wise Eating: AI Food Tracker (App Store ID 6751406823) to log Onions, sweet, raw by voice, barcode, photo, or search, and automatically calculate your daily 22 vitamins, 11 minerals, amino acids, and omega-3 fatty acids.

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